Home / 2,149,942.88-3,225,380.88-653,996

Finding the Fourth Proportional to 2,149,942.88, 3,225,380.88 and 653,996

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Solution

The fourth proportional to 2,149,942.88, 3,225,380.88 and 653,996 is: 981,135.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,942.88 : 3,225,380.88 = 653,996 : x
  2. Step 2: Convert to fraction form
    2,149,942.88/3,225,380.88 = 653,996/x
  3. Step 3: Cross multiply
    2,149,942.88x = 3,225,380.88 × 653,996
  4. Step 4: Simplify right side
    2,149,942.88x = 2,109,386,193,996.48
  5. Step 5: Solve for x
    x = 2,109,386,193,996.48/2,149,942.88
  6. Step 6: Final answer
    x = 981,135.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.